There is a guide here on the site to install updated shop channel.
How do you know it is ntsc? the only logical reason for it being without color is it is out of your region and you need to force it in the settings.

Sent from my van, down by the river.

Never quantify your life by comparison. It is always going to be apples to oranges. If you feel the need to always look down on others, you currently do not own enough mirrors------ Tommie Griffin.